2023582720

素因数分解:

$2^{10}\times 5^1\times {\mathrm{395231}}^1$

素因数の和:395256

約数の個数: 44

約数和(自身を含む): 4854239424

約数和(自身を除く): 2830656704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 395231, 790462, 1580924, 1976155, 3161848, 3952310, 6323696, 7904620, 12647392, 15809240, 25294784, 31618480, 50589568, 63236960, 101179136, 126473920, 202358272, 252947840, 404716544, 505895680, 1011791360, 2023582720]

約数ペア:

[(1, 2023582720), (2, 1011791360), (4, 505895680), (5, 404716544), (8, 252947840), (10, 202358272), (16, 126473920), (20, 101179136), (32, 63236960), (40, 50589568), (64, 31618480), (80, 25294784), (128, 15809240), (160, 12647392), (256, 7904620), (320, 6323696), (512, 3952310), (640, 3161848), (1024, 1976155), (1280, 1580924), (2560, 790462), (5120, 395231)]